10mm thick. For 115mm dia. rear springs. NOT suitable for early 105mm dia. springs. For use in conjunction with the AlfaStop rear spring to body spacer housing, item 1RS120. This spacer ring (collar) can be machined in order to give a finer adjustment of the ride height. Exclusively made in England for AlfaStop.
 
Part Name: Rear Spring To Body Spacer Housing Adjustment Ring, 10mm
AlfaStop Product Code: 1RS128
Original Alfa Romeo Part No: 
Model: Guilia 101 Series, Giulietta 750 & 101
Quantity Per Car: As Required